Home / 4,142,513.04-5,718,435.48-2,785,173.36

Finding the Fourth Proportional to 4,142,513.04, 5,718,435.48 and 2,785,173.36

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Solution

The fourth proportional to 4,142,513.04, 5,718,435.48 and 2,785,173.36 is: 3,844,727.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,142,513.04 : 5,718,435.48 = 2,785,173.36 : x
  2. Step 2: Convert to fraction form
    4,142,513.04/5,718,435.48 = 2,785,173.36/x
  3. Step 3: Cross multiply
    4,142,513.04x = 5,718,435.48 × 2,785,173.36
  4. Step 4: Simplify right side
    4,142,513.04x = 15,926,834,159,774.81
  5. Step 5: Solve for x
    x = 15,926,834,159,774.81/4,142,513.04
  6. Step 6: Final answer
    x = 3,844,727.59

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.